Science Review 4th

SCIENCE REVIEW 4TH GRADE I.

READ BOOK PAGES D32-D45 Recognize vocabulary

Water cycle storm surge Tide

evaporation

condensation

deep ocean current

precipitation

wave

surface current

1. Up-anddown movement particles__________________________________

of

water

2. Water that falls out of the air in the form of rain, snow, sleet or hail _________________ 3. Daily change in the local _______________________________

water

level

of

the

ocean

4. A very large wave________________________ 5. Constant recycling of Earth_________________________________________ 6. Process by which a gas liquid____________________________________

water changes

on to

a

7. River of water that flows in the ocean that forms because of density differences in the ocean water___________________________________________________________ 8. Process by which a liquid gas____________________________________

changes

to

a

9. River of water that flows in the ocean that forms because of steady wind blowing over the ocean surface_________________________________________________________

II.

READ ABOUT CONSTELLATIONS PAGE D81

Write the letter of the best response on the line that best answers the questions or completes the sentences. 1. Why do many stars appear to rise in the east and set in the west? _____________

A) Because Earth rotates on its axis B) Because Earth revolves around the sun C) Because the stars are part of seasonal constellations

2. Why do different star appear in the sky at different times of the year? ______________ A) because Earth rotates on its axis B) because Earth revolves around the sun C) because the stars are moving in their galaxies 3. How is the North Star different from most other stars? ____________________ A) it appears to move across the sky from north to south B) it appears to move across the sky from south to north C) it does not appear to move across the sky

4. What are the circumpolar stars? _____________________ A) stars that appear to travel around the North Star B) stars that appear to travel around the South Star C) stars that appear to rise in the east and set in the west

5. In the Northern Hemisphere, people use the North Star to tell which direction is north. What do they use in the Southern Hemisphere? ________________ A) the South Star B) the Southern Cross C) the Big Dipper